This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
Guru, Your application server's implementation of j2ee contains that jar file. Many servers call it j2ee.jar, but it could be called anything. If you don't see it, reply with what application server you are using. Someone may know for that server.